chromium/src/third_party/blink/web_tests/paint/invalidation/overflow/overflow-visible-to-hidden.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 Tests paint invalidation of overflowing contents when the container's overflow changes from visible to hidden.
 Passes if there is no red.
 <div id="container" style="width: 200px; height: 200px; overflow: visible">
   <div style="width: 0; height: 0">
     <div id="green" style="width: 200px; height: 200px; background-color: green"></div>
     <div id="red" style="width: 200px; height: 200px; background-color: red"></div>
   </div>
 </div>
 <script src="../../../resources/run-after-layout-and-paint.js"></script>
 <script>
 runAfterLayoutAndPaint(function() {
    container.style.overflow = 'hidden';
 }, true);
 </script>
	<!DOCTYPE html>
	Tests paint invalidation of overflowing contents when the container's overflow changes from visible to hidden.
	Passes if there is no red.
	<div id="container" style="width: 200px; height: 200px; overflow: visible">
	<div style="width: 0; height: 0">
	<div id="green" style="width: 200px; height: 200px; background-color: green"></div>
	<div id="red" style="width: 200px; height: 200px; background-color: red"></div>
	</div>
	</div>
	<script src="../../../resources/run-after-layout-and-paint.js"></script>
	<script>
	runAfterLayoutAndPaint(function() {
	container.style.overflow = 'hidden';
	}, true);
	</script>